.v-middle {
    &:after {
        content: '.';
        font-size: 0;
        display: inline-block;
        height: 100%;
        vertical-align: middle;
    }
    &>* {
        vertical-align: middle;
    }
}

.banner {
    padding-left: 20px;
    height: 74px;
    background-color: #ffffff;
    position: relative;
    .logo-wrapper {
        display: inline-block;
        text-decoration: none;
        font-size: 0;
        line-height: 0;
        .logo-wrapper img {
            outline: none;
        }
    }
    .header-searxh-box {
        width: 460px;
        height: 40px;
        position: absolute;
        left: 0;
        right: 0;
        top: 0;
        bottom: 0;
        margin: auto;
        .header-search-btn {
            width: 100px;
            position: absolute;
            top: 0;
            right: 0;
            border-top-left-radius: 0;
            border-bottom-left-radius: 0;
            font-size: 16px;
            .icon {
                margin-right: 4px;
            }
        }
        .ksk-purchase {
            position: absolute;
            width: 100px;
            bottom: 0;
            left: 500px;
            text-decoration: none;
            color: #333333;
        }
        .search-input-wrapper {
            display: inline-block;
            width: 360px;
            vertical-align: top;
        }
        .search-tips {
            width: 360px;
            position: absolute;
            background: #ffffff;
            border: 1px solid #e0e0e0;
            -webkit-box-shadow: 2px 2px 2px #e0e0e0;
            -moz-box-shadow: 2px 2px 2px #e0e0e0;
            box-shadow: 2px 2px 2px #e0e0e0;
            margin: auto;
            padding: 10px 0 0;
            display: none;
        }
    }
}

.header-input {
    width: 361px;
    font: 12px "Microsoft Yahei", "Arial", "Simhei", "SimSun", "sans-serif";
    height: 40px;
    line-height: 38px;
    background: #ffffff;
    padding: 0 10px;
    border: 1px solid #e0e0e0;
    -webkit-border-radius: 0;
    -moz-border-radius: 0;
    border-radius: 0;
    -webkit-box-shadow: 0 0 0 0;
    -moz-box-shadow: 0 0 0 0;
    box-shadow: 0 0 0 0;
    vertical-align: top;
}

.btn-two {
    width: 182px;
    display: inline-block;
    height: 40px;
    line-height: 38px;
    padding: 0 10px;
    color: #ffffff;
    background-color: #238BD7;
    border: solid 1px #238BD7;
    font-size: 0;
    -webkit-border-radius: 4px;
    -moz-border-radius: 4px;
    border-radius: 4px;
    min-width: 60px;
    text-align: center;
    text-decoration: none;
    vertical-align: top;
    .iconfont {
        font-size: 22px;
    }
}

.banner-search-btn {
    position: absolute;
    right: 0;
    .a-btn {
        width: 100px;
        border-top-left-radius: 0;
        border-bottom-left-radius: 0;
        height: 40px;
        line-height: 40px;
        font-size: 16px;
        .icon-search {
            font-size: 16px;
        }
    }
}